To prepare for a future in which oil won't matter as much, "Serif"">Exxon Mobil is turning to lithium.

The Texas oil giant is said to have recently purchased a more than reasonably sized piece of land in Arkansas. There, he plans to produce the lithium essential for the batteries of electric cars, smartphones and other portable computers. According to the sources, this change of direction indicates that Exxon Mobil style="font-family: "Bookman Old Style”, "serif"> believes that internal combustion engines are in their final glory days. According to some sources, the oil major bought some 50,000 hectares in the Smackover Formation from an